import?urllib
from?urllib?import?request
class?HtmlDownloader（object）:
????def?download（self?new_url）:
????????if?new_url?is?None:
????????????return?None;
????????response=urllib.request.urlopen（new_url）;
????????if?response.getcode（）!=200:??????????????????#判斷是否請求成功
????????????return?None
????????return?response.read（）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????306??2018-05-07?19:24??pypachong\.idea\misc.xml

?????文件????????270??2018-05-06?10:34??pypachong\.idea\modules.xml

?????文件????????517??2018-05-07?19:24??pypachong\.idea\pypachong.iml

?????文件????????180??2018-05-07?19:10??pypachong\.idea\vcs.xml

?????文件??????25324??2018-05-19?14:46??pypachong\.idea\workspace.xml

?????文件????????354??2018-05-07?19:29??pypachong\baidu_baike\html_downloader.py

?????文件????????735??2018-05-07?21:28??pypachong\baidu_baike\html_output.py

?????文件???????1263??2018-05-07?21:20??pypachong\baidu_baike\html_parser.py

?????文件?????????82??2018-05-09?10:54??pypachong\baidu_baike\output.html

?????文件???????1579??2018-05-07?21:22??pypachong\baidu_baike\spider_main.py

?????文件????????668??2018-05-06?18:45??pypachong\baidu_baike\url_manager.py

?????文件??????????0??2018-05-06?10:38??pypachong\baidu_baike\__init__.py

?????文件????????570??2018-05-16?10:48??pypachong\baidu_baike\__pycache__\html_downloader.cpython-36.pyc

?????文件???????1029??2018-05-16?10:48??pypachong\baidu_baike\__pycache__\html_output.cpython-36.pyc

?????文件???????1322??2018-05-16?10:48??pypachong\baidu_baike\__pycache__\html_parser.cpython-36.pyc

?????文件???????1165??2018-05-07?19:24??pypachong\baidu_baike\__pycache__\url_manager.cpython-36.pyc

?????文件????????119??2018-05-07?19:24??pypachong\baidu_baike\__pycache__\__init__.cpython-36.pyc

?????文件?????????54??2018-05-06?10:34??pypachong\venv\Lib\site-packages\easy-install.pth

?????文件??????????1??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\dependency_links.txt

?????文件?????????68??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\entry_points.txt

?????文件??????????1??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\not-zip-safe

?????文件???????2639??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\PKG-INFO

?????文件?????????64??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\requires.txt

?????文件??????10147??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\SOURCES.txt

?????文件??????????4??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\EGG-INFO\top_level.txt

?????文件??????11910??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\pip\basecommand.py

?????文件??????10465??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\pip\baseparser.py

?????文件??????16474??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\pip\cmdoptions.py

?????文件???????1382??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\pip\commands\check.py

?????文件???????2453??2018-05-06?10:34??pypachong\venv\Lib\site-packages\pip-9.0.1-py3.6.egg\pip\commands\completion.py

............此處省略342個文件信息